i8042-x86ia64io.h 14 KB

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  1. #ifndef _I8042_X86IA64IO_H
  2. #define _I8042_X86IA64IO_H
  3. /*
  4. * This program is free software; you can redistribute it and/or modify it
  5. * under the terms of the GNU General Public License version 2 as published by
  6. * the Free Software Foundation.
  7. */
  8. /*
  9. * Names.
  10. */
  11. #define I8042_KBD_PHYS_DESC "isa0060/serio0"
  12. #define I8042_AUX_PHYS_DESC "isa0060/serio1"
  13. #define I8042_MUX_PHYS_DESC "isa0060/serio%d"
  14. /*
  15. * IRQs.
  16. */
  17. #if defined(__ia64__)
  18. # define I8042_MAP_IRQ(x) isa_irq_to_vector((x))
  19. #else
  20. # define I8042_MAP_IRQ(x) (x)
  21. #endif
  22. #define I8042_KBD_IRQ i8042_kbd_irq
  23. #define I8042_AUX_IRQ i8042_aux_irq
  24. static int i8042_kbd_irq;
  25. static int i8042_aux_irq;
  26. /*
  27. * Register numbers.
  28. */
  29. #define I8042_COMMAND_REG i8042_command_reg
  30. #define I8042_STATUS_REG i8042_command_reg
  31. #define I8042_DATA_REG i8042_data_reg
  32. static int i8042_command_reg = 0x64;
  33. static int i8042_data_reg = 0x60;
  34. static inline int i8042_read_data(void)
  35. {
  36. return inb(I8042_DATA_REG);
  37. }
  38. static inline int i8042_read_status(void)
  39. {
  40. return inb(I8042_STATUS_REG);
  41. }
  42. static inline void i8042_write_data(int val)
  43. {
  44. outb(val, I8042_DATA_REG);
  45. }
  46. static inline void i8042_write_command(int val)
  47. {
  48. outb(val, I8042_COMMAND_REG);
  49. }
  50. #if defined(__i386__) || defined(__x86_64__)
  51. #include <linux/dmi.h>
  52. static struct dmi_system_id __initdata i8042_dmi_noloop_table[] = {
  53. {
  54. /* AUX LOOP command does not raise AUX IRQ */
  55. .ident = "ASUS P65UP5",
  56. .matches = {
  57. DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."),
  58. DMI_MATCH(DMI_BOARD_NAME, "P/I-P65UP5"),
  59. DMI_MATCH(DMI_BOARD_VERSION, "REV 2.X"),
  60. },
  61. },
  62. {
  63. .ident = "Compaq Proliant 8500",
  64. .matches = {
  65. DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
  66. DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"),
  67. DMI_MATCH(DMI_PRODUCT_VERSION, "8500"),
  68. },
  69. },
  70. {
  71. .ident = "Compaq Proliant DL760",
  72. .matches = {
  73. DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
  74. DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"),
  75. DMI_MATCH(DMI_PRODUCT_VERSION, "DL760"),
  76. },
  77. },
  78. {
  79. .ident = "OQO Model 01",
  80. .matches = {
  81. DMI_MATCH(DMI_SYS_VENDOR, "OQO"),
  82. DMI_MATCH(DMI_PRODUCT_NAME, "ZEPTO"),
  83. DMI_MATCH(DMI_PRODUCT_VERSION, "00"),
  84. },
  85. },
  86. {
  87. /* AUX LOOP does not work properly */
  88. .ident = "ULI EV4873",
  89. .matches = {
  90. DMI_MATCH(DMI_SYS_VENDOR, "ULI"),
  91. DMI_MATCH(DMI_PRODUCT_NAME, "EV4873"),
  92. DMI_MATCH(DMI_PRODUCT_VERSION, "5a"),
  93. },
  94. },
  95. {
  96. .ident = "Microsoft Virtual Machine",
  97. .matches = {
  98. DMI_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"),
  99. DMI_MATCH(DMI_PRODUCT_NAME, "Virtual Machine"),
  100. DMI_MATCH(DMI_PRODUCT_VERSION, "VS2005R2"),
  101. },
  102. },
  103. { }
  104. };
  105. /*
  106. * Some Fujitsu notebooks are having trouble with touchpads if
  107. * active multiplexing mode is activated. Luckily they don't have
  108. * external PS/2 ports so we can safely disable it.
  109. * ... apparently some Toshibas don't like MUX mode either and
  110. * die horrible death on reboot.
  111. */
  112. static struct dmi_system_id __initdata i8042_dmi_nomux_table[] = {
  113. {
  114. .ident = "Fujitsu Lifebook P7010/P7010D",
  115. .matches = {
  116. DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
  117. DMI_MATCH(DMI_PRODUCT_NAME, "P7010"),
  118. },
  119. },
  120. {
  121. .ident = "Fujitsu Lifebook P7010",
  122. .matches = {
  123. DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
  124. DMI_MATCH(DMI_PRODUCT_NAME, "0000000000"),
  125. },
  126. },
  127. {
  128. .ident = "Fujitsu Lifebook P5020D",
  129. .matches = {
  130. DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
  131. DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook P Series"),
  132. },
  133. },
  134. {
  135. .ident = "Fujitsu Lifebook S2000",
  136. .matches = {
  137. DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
  138. DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S Series"),
  139. },
  140. },
  141. {
  142. .ident = "Fujitsu Lifebook S6230",
  143. .matches = {
  144. DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
  145. DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S6230"),
  146. },
  147. },
  148. {
  149. .ident = "Fujitsu T70H",
  150. .matches = {
  151. DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
  152. DMI_MATCH(DMI_PRODUCT_NAME, "FMVLT70H"),
  153. },
  154. },
  155. {
  156. .ident = "Fujitsu-Siemens Lifebook T3010",
  157. .matches = {
  158. DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
  159. DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T3010"),
  160. },
  161. },
  162. {
  163. .ident = "Fujitsu-Siemens Lifebook E4010",
  164. .matches = {
  165. DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
  166. DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E4010"),
  167. },
  168. },
  169. {
  170. .ident = "Fujitsu-Siemens Amilo Pro 2010",
  171. .matches = {
  172. DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
  173. DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pro V2010"),
  174. },
  175. },
  176. {
  177. /*
  178. * No data is coming from the touchscreen unless KBC
  179. * is in legacy mode.
  180. */
  181. .ident = "Panasonic CF-29",
  182. .matches = {
  183. DMI_MATCH(DMI_SYS_VENDOR, "Matsushita"),
  184. DMI_MATCH(DMI_PRODUCT_NAME, "CF-29"),
  185. },
  186. },
  187. {
  188. /*
  189. * Errors on MUX ports are reported without raising AUXDATA
  190. * causing "spurious NAK" messages.
  191. */
  192. .ident = "HP Pavilion DV4017EA",
  193. .matches = {
  194. DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
  195. DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EA032EA#ABF)"),
  196. },
  197. },
  198. {
  199. /*
  200. * Like DV4017EA does not raise AUXERR for errors on MUX ports.
  201. */
  202. .ident = "HP Pavilion ZT1000",
  203. .matches = {
  204. DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
  205. DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion Notebook PC"),
  206. DMI_MATCH(DMI_PRODUCT_VERSION, "HP Pavilion Notebook ZT1000"),
  207. },
  208. },
  209. {
  210. /*
  211. * Like DV4017EA does not raise AUXERR for errors on MUX ports.
  212. */
  213. .ident = "HP Pavilion DV4270ca",
  214. .matches = {
  215. DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
  216. DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EH476UA#ABL)"),
  217. },
  218. },
  219. {
  220. .ident = "Toshiba P10",
  221. .matches = {
  222. DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
  223. DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P10"),
  224. },
  225. },
  226. {
  227. .ident = "Toshiba Equium A110",
  228. .matches = {
  229. DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
  230. DMI_MATCH(DMI_PRODUCT_NAME, "EQUIUM A110"),
  231. },
  232. },
  233. {
  234. .ident = "Alienware Sentia",
  235. .matches = {
  236. DMI_MATCH(DMI_SYS_VENDOR, "ALIENWARE"),
  237. DMI_MATCH(DMI_PRODUCT_NAME, "Sentia"),
  238. },
  239. },
  240. {
  241. .ident = "Sharp Actius MM20",
  242. .matches = {
  243. DMI_MATCH(DMI_SYS_VENDOR, "SHARP"),
  244. DMI_MATCH(DMI_PRODUCT_NAME, "PC-MM20 Series"),
  245. },
  246. },
  247. {
  248. .ident = "Sony Vaio FS-115b",
  249. .matches = {
  250. DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
  251. DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FS115B"),
  252. },
  253. },
  254. {
  255. .ident = "Amoi M636/A737",
  256. .matches = {
  257. DMI_MATCH(DMI_SYS_VENDOR, "Amoi Electronics CO.,LTD."),
  258. DMI_MATCH(DMI_PRODUCT_NAME, "M636/A737 platform"),
  259. },
  260. },
  261. {
  262. .ident = "Lenovo 3000 n100",
  263. .matches = {
  264. DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
  265. DMI_MATCH(DMI_PRODUCT_VERSION, "3000 N100"),
  266. },
  267. },
  268. { }
  269. };
  270. #endif
  271. #ifdef CONFIG_X86
  272. #include <linux/dmi.h>
  273. /*
  274. * Some Wistron based laptops need us to explicitly enable the 'Dritek
  275. * keyboard extension' to make their extra keys start generating scancodes.
  276. * Originally, this was just confined to older laptops, but a few Acer laptops
  277. * have turned up in 2007 that also need this again.
  278. */
  279. static struct dmi_system_id __initdata i8042_dmi_dritek_table[] = {
  280. {
  281. .ident = "Acer Aspire 5630",
  282. .matches = {
  283. DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
  284. DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5630"),
  285. },
  286. },
  287. {
  288. .ident = "Acer Aspire 5650",
  289. .matches = {
  290. DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
  291. DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5650"),
  292. },
  293. },
  294. {
  295. .ident = "Acer Aspire 5680",
  296. .matches = {
  297. DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
  298. DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5680"),
  299. },
  300. },
  301. {
  302. .ident = "Acer Aspire 9110",
  303. .matches = {
  304. DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
  305. DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 9110"),
  306. },
  307. },
  308. {
  309. .ident = "Acer TravelMate 2490",
  310. .matches = {
  311. DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
  312. DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 2490"),
  313. },
  314. },
  315. { }
  316. };
  317. #endif /* CONFIG_X86 */
  318. #ifdef CONFIG_PNP
  319. #include <linux/pnp.h>
  320. static int i8042_pnp_kbd_registered;
  321. static unsigned int i8042_pnp_kbd_devices;
  322. static int i8042_pnp_aux_registered;
  323. static unsigned int i8042_pnp_aux_devices;
  324. static int i8042_pnp_command_reg;
  325. static int i8042_pnp_data_reg;
  326. static int i8042_pnp_kbd_irq;
  327. static int i8042_pnp_aux_irq;
  328. static char i8042_pnp_kbd_name[32];
  329. static char i8042_pnp_aux_name[32];
  330. static int i8042_pnp_kbd_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
  331. {
  332. if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
  333. i8042_pnp_data_reg = pnp_port_start(dev,0);
  334. if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
  335. i8042_pnp_command_reg = pnp_port_start(dev, 1);
  336. if (pnp_irq_valid(dev,0))
  337. i8042_pnp_kbd_irq = pnp_irq(dev, 0);
  338. strlcpy(i8042_pnp_kbd_name, did->id, sizeof(i8042_pnp_kbd_name));
  339. if (strlen(pnp_dev_name(dev))) {
  340. strlcat(i8042_pnp_kbd_name, ":", sizeof(i8042_pnp_kbd_name));
  341. strlcat(i8042_pnp_kbd_name, pnp_dev_name(dev), sizeof(i8042_pnp_kbd_name));
  342. }
  343. i8042_pnp_kbd_devices++;
  344. return 0;
  345. }
  346. static int i8042_pnp_aux_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
  347. {
  348. if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
  349. i8042_pnp_data_reg = pnp_port_start(dev,0);
  350. if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
  351. i8042_pnp_command_reg = pnp_port_start(dev, 1);
  352. if (pnp_irq_valid(dev, 0))
  353. i8042_pnp_aux_irq = pnp_irq(dev, 0);
  354. strlcpy(i8042_pnp_aux_name, did->id, sizeof(i8042_pnp_aux_name));
  355. if (strlen(pnp_dev_name(dev))) {
  356. strlcat(i8042_pnp_aux_name, ":", sizeof(i8042_pnp_aux_name));
  357. strlcat(i8042_pnp_aux_name, pnp_dev_name(dev), sizeof(i8042_pnp_aux_name));
  358. }
  359. i8042_pnp_aux_devices++;
  360. return 0;
  361. }
  362. static struct pnp_device_id pnp_kbd_devids[] = {
  363. { .id = "PNP0303", .driver_data = 0 },
  364. { .id = "PNP030b", .driver_data = 0 },
  365. { .id = "", },
  366. };
  367. static struct pnp_driver i8042_pnp_kbd_driver = {
  368. .name = "i8042 kbd",
  369. .id_table = pnp_kbd_devids,
  370. .probe = i8042_pnp_kbd_probe,
  371. };
  372. static struct pnp_device_id pnp_aux_devids[] = {
  373. { .id = "FJC6000", .driver_data = 0 },
  374. { .id = "FJC6001", .driver_data = 0 },
  375. { .id = "PNP0f03", .driver_data = 0 },
  376. { .id = "PNP0f0b", .driver_data = 0 },
  377. { .id = "PNP0f0e", .driver_data = 0 },
  378. { .id = "PNP0f12", .driver_data = 0 },
  379. { .id = "PNP0f13", .driver_data = 0 },
  380. { .id = "PNP0f19", .driver_data = 0 },
  381. { .id = "PNP0f1c", .driver_data = 0 },
  382. { .id = "SYN0801", .driver_data = 0 },
  383. { .id = "", },
  384. };
  385. static struct pnp_driver i8042_pnp_aux_driver = {
  386. .name = "i8042 aux",
  387. .id_table = pnp_aux_devids,
  388. .probe = i8042_pnp_aux_probe,
  389. };
  390. static void i8042_pnp_exit(void)
  391. {
  392. if (i8042_pnp_kbd_registered) {
  393. i8042_pnp_kbd_registered = 0;
  394. pnp_unregister_driver(&i8042_pnp_kbd_driver);
  395. }
  396. if (i8042_pnp_aux_registered) {
  397. i8042_pnp_aux_registered = 0;
  398. pnp_unregister_driver(&i8042_pnp_aux_driver);
  399. }
  400. }
  401. static int __init i8042_pnp_init(void)
  402. {
  403. char kbd_irq_str[4] = { 0 }, aux_irq_str[4] = { 0 };
  404. int pnp_data_busted = 0;
  405. int err;
  406. if (i8042_nopnp) {
  407. printk(KERN_INFO "i8042: PNP detection disabled\n");
  408. return 0;
  409. }
  410. err = pnp_register_driver(&i8042_pnp_kbd_driver);
  411. if (!err)
  412. i8042_pnp_kbd_registered = 1;
  413. err = pnp_register_driver(&i8042_pnp_aux_driver);
  414. if (!err)
  415. i8042_pnp_aux_registered = 1;
  416. if (!i8042_pnp_kbd_devices && !i8042_pnp_aux_devices) {
  417. i8042_pnp_exit();
  418. #if defined(__ia64__)
  419. return -ENODEV;
  420. #else
  421. printk(KERN_INFO "PNP: No PS/2 controller found. Probing ports directly.\n");
  422. return 0;
  423. #endif
  424. }
  425. if (i8042_pnp_kbd_devices)
  426. snprintf(kbd_irq_str, sizeof(kbd_irq_str),
  427. "%d", i8042_pnp_kbd_irq);
  428. if (i8042_pnp_aux_devices)
  429. snprintf(aux_irq_str, sizeof(aux_irq_str),
  430. "%d", i8042_pnp_aux_irq);
  431. printk(KERN_INFO "PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %s%s%s\n",
  432. i8042_pnp_kbd_name, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
  433. i8042_pnp_aux_name,
  434. i8042_pnp_data_reg, i8042_pnp_command_reg,
  435. kbd_irq_str, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
  436. aux_irq_str);
  437. #if defined(__ia64__)
  438. if (!i8042_pnp_kbd_devices)
  439. i8042_nokbd = 1;
  440. if (!i8042_pnp_aux_devices)
  441. i8042_noaux = 1;
  442. #endif
  443. if (((i8042_pnp_data_reg & ~0xf) == (i8042_data_reg & ~0xf) &&
  444. i8042_pnp_data_reg != i8042_data_reg) ||
  445. !i8042_pnp_data_reg) {
  446. printk(KERN_WARNING
  447. "PNP: PS/2 controller has invalid data port %#x; "
  448. "using default %#x\n",
  449. i8042_pnp_data_reg, i8042_data_reg);
  450. i8042_pnp_data_reg = i8042_data_reg;
  451. pnp_data_busted = 1;
  452. }
  453. if (((i8042_pnp_command_reg & ~0xf) == (i8042_command_reg & ~0xf) &&
  454. i8042_pnp_command_reg != i8042_command_reg) ||
  455. !i8042_pnp_command_reg) {
  456. printk(KERN_WARNING
  457. "PNP: PS/2 controller has invalid command port %#x; "
  458. "using default %#x\n",
  459. i8042_pnp_command_reg, i8042_command_reg);
  460. i8042_pnp_command_reg = i8042_command_reg;
  461. pnp_data_busted = 1;
  462. }
  463. if (!i8042_nokbd && !i8042_pnp_kbd_irq) {
  464. printk(KERN_WARNING
  465. "PNP: PS/2 controller doesn't have KBD irq; "
  466. "using default %d\n", i8042_kbd_irq);
  467. i8042_pnp_kbd_irq = i8042_kbd_irq;
  468. pnp_data_busted = 1;
  469. }
  470. if (!i8042_noaux && !i8042_pnp_aux_irq) {
  471. if (!pnp_data_busted && i8042_pnp_kbd_irq) {
  472. printk(KERN_WARNING
  473. "PNP: PS/2 appears to have AUX port disabled, "
  474. "if this is incorrect please boot with "
  475. "i8042.nopnp\n");
  476. i8042_noaux = 1;
  477. } else {
  478. printk(KERN_WARNING
  479. "PNP: PS/2 controller doesn't have AUX irq; "
  480. "using default %d\n", i8042_aux_irq);
  481. i8042_pnp_aux_irq = i8042_aux_irq;
  482. }
  483. }
  484. i8042_data_reg = i8042_pnp_data_reg;
  485. i8042_command_reg = i8042_pnp_command_reg;
  486. i8042_kbd_irq = i8042_pnp_kbd_irq;
  487. i8042_aux_irq = i8042_pnp_aux_irq;
  488. return 0;
  489. }
  490. #else
  491. static inline int i8042_pnp_init(void) { return 0; }
  492. static inline void i8042_pnp_exit(void) { }
  493. #endif
  494. static int __init i8042_platform_init(void)
  495. {
  496. int retval;
  497. /*
  498. * On ix86 platforms touching the i8042 data register region can do really
  499. * bad things. Because of this the region is always reserved on ix86 boxes.
  500. *
  501. * if (!request_region(I8042_DATA_REG, 16, "i8042"))
  502. * return -EBUSY;
  503. */
  504. i8042_kbd_irq = I8042_MAP_IRQ(1);
  505. i8042_aux_irq = I8042_MAP_IRQ(12);
  506. retval = i8042_pnp_init();
  507. if (retval)
  508. return retval;
  509. #if defined(__ia64__)
  510. i8042_reset = 1;
  511. #endif
  512. #if defined(__i386__) || defined(__x86_64__)
  513. if (dmi_check_system(i8042_dmi_noloop_table))
  514. i8042_noloop = 1;
  515. if (dmi_check_system(i8042_dmi_nomux_table))
  516. i8042_nomux = 1;
  517. #endif
  518. #ifdef CONFIG_X86
  519. if (dmi_check_system(i8042_dmi_dritek_table))
  520. i8042_dritek = 1;
  521. #endif /* CONFIG_X86 */
  522. return retval;
  523. }
  524. static inline void i8042_platform_exit(void)
  525. {
  526. i8042_pnp_exit();
  527. }
  528. #endif /* _I8042_X86IA64IO_H */